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Download Applying Nature's Design: Corridors as a Strategy for by Anthony Anderson, Clinton N. Jenkins PDF

By Anthony Anderson, Clinton N. Jenkins

The fragmenting of habitats is endangering animal populations and degrading or destroying many plant populations in the course of the global. to deal with this challenge, conservationists have more and more grew to become to organic corridors, parts of land put aside to facilitate the circulate of species and ecological approaches. in spite of the fact that, whereas enormous quantities of hall projects are lower than means world wide, there's little functional details to lead their layout, position, and administration. Applying Nature's Design deals a accomplished evaluation of present wisdom on corridors, their layout, and their implementation. Anthony B. Anderson and Clinton N. Jenkins learn quite a few conceptual and functional concerns linked to corridors and supply special case reviews from worldwide. Their paintings considers the way to deal with and govern corridors, easy methods to construct help between a variety of curiosity teams for corridors, and the stumbling blocks to implementation. as well as assessing a variety of environmental and ecological demanding situations, the authors are the 1st to contemplate the significance of socioeconomic and political concerns in developing and keeping corridors.

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Extra resources for Applying Nature's Design: Corridors as a Strategy for Biodiversity Conservation (Issues, Cases, and Methods in Biodiversity Conservation)

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Corridors in Canada’s Bow Valley provide linkage for wildlife moving among several protected areas and other available habitat in the northern Rocky Mountains (case 4). • A network of corridors in Florida, USA, is designed to connect Florida panther populations in protected areas located in the southern part of the state to habitat on private lands in central Florida and, ultimately, to protected areas farther north (case 3). Ideally, a biodiversity vision for an ecoregion should be developed before beginning efforts to design corridors, so as to focus scarce resources on key biodiversity targets and in priority areas.

Nodes may consist of protected areas or simply larger habitat fragments that have not been converted. They provide resources to support individual animals, populations, communities, or ecological processes along the corridor length. Nodes become important when animals spend so much time in the corridor that they need to forage or take shelter. The desired area of nodes, and the resources they contain, depends on which species they are expected to support and for how long. Habitat Quality Closely related to corridor connectivity is the issue of quality, which refers to how closely corridor habitat approximates intact or interior habitat.

Proponents also argue that corridors will increasingly be necessary to allow movement of entire biotic communities in response to climate change (Harris and Gallagher 1989, Hobbs and Hopkins 1991, Noss 1991). To do this, however, corridors would have to be designed to include space for each species in the community to live and breed as well as to move (Simberloff et al. 1992). Because each species has distinct ecological requirements, in practice corridors designed for climate change probably would act as a selective filter, allowing some but not all species to migrate (Hobbs and Hopkins 1991).

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